Messages in this thread | | | Subject | Re: [patch, -rc5-mm1] lock validator, fix NULL type->name bug | From | Mike Galbraith <> | Date | Tue, 30 May 2006 14:17:02 +0200 |
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On Tue, 2006-05-30 at 14:06 +0200, Ingo Molnar wrote: > * Mike Galbraith <efault@gmx.de> wrote: > > > On Tue, 2006-05-30 at 13:58 +0200, Mike Galbraith wrote: > > > > > ===================================================== > > > [ BUG: possible circular locking deadlock detected! ] > > > ----------------------------------------------------- > > > mount/2545 is trying to acquire lock: > > > (&ni->mrec_lock){--..}, at: [<b13d1563>] mutex_lock+0x8/0xa > > > > > > ...and deadlocks. > > > > > > I'll try to find out what it hates. > > > > It hates NTFS. > > i'd still love to figure out what's going on here. > > hmm ... do you have the NMI watchdog enabled? Could you try with > nmi_watchdog=0?
I have nmi_watchdog=1. I'll reboot with 0 and see if it'll trigger.
I found a warning.
ip6_tables: (C) 2000-2006 Netfilter Core Team ip_tables: (C) 2000-2006 Netfilter Core Team Netfilter messages via NETLINK v0.30. ip_conntrack version 2.4 (8191 buckets, 65528 max) - 228 bytes per conntrack BUG: warning at kernel/lockdep.c:2398/check_flags() <b1003dd2> show_trace+0xd/0xf <b10044c0> dump_stack+0x17/0x19 <b103ae46> check_flags+0x26e/0x273 <b103da2c> lockdep_release+0x1e/0x3e6 <b13d2d10> _spin_unlock_irq+0x16/0x3b <b13d21aa> rwsem_down_read_failed+0x64/0x1d0 <b10a76fa> .text.lock.task_mmu+0x3d/0x63 <b10a8b6b> proc_pid_follow_link+0x2b/0x3a <b1081a9b> __link_path_walk+0xc1d/0xe98 <b1081d5c> link_path_walk+0x46/0xc6 <b1082057> do_path_lookup+0x10f/0x281 <b108298a> __user_walk_fd+0x32/0x45 <b107b81a> vfs_stat_fd+0x1b/0x41 <b107b8cd> vfs_stat+0x11/0x13 <b107b8e3> sys_stat64+0x14/0x28 <b13d3043> syscall_call+0x7/0xb irq event stamp: 3101 hardirqs last enabled at (3101): [<b13d3081>] restore_nocheck+0x8/0xb hardirqs last disabled at (3100): [<b13d27b5>] _spin_lock_irq+0xf/0x48 softirqs last enabled at (3094): [<b1028ae7>] __do_softirq+0xe4/0xf5 softirqs last disabled at (3085): [<b10056f4>] do_softirq+0x5a/0xca bt878: AUDIO driver version 0.0.0 loaded bt878: Bt878 AUDIO function found (0). ACPI: PCI Interrupt 0000:02:02.1[A] -> GSI 18 (level, low) -> IRQ 17 bt878_probe: card id=[0x1c11bd],[ Pinnacle PCTV Sat ] has DVB functions. bt878(0): Bt878 (rev 17) at 02:02.1, <6>input: i2c IR (Hauppauge) as /class/input/input2 ir-kbd-i2c: i2c IR (Hauppauge) detected at i2c-0/0-001a/ir0 [bt878 #0 [hw]] irq: 17, latency: 32, memory: 0xea101000 saa7130/34: v4l2 driver version 0.2.14 loaded
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